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-rw-r--r--guix/build/cargo-build-system.scm2
1 files changed, 2 insertions, 0 deletions
diff --git a/guix/build/cargo-build-system.scm b/guix/build/cargo-build-system.scm
index 460d829b3c..4fa29b4cd3 100644
--- a/guix/build/cargo-build-system.scm
+++ b/guix/build/cargo-build-system.scm
@@ -43,6 +43,8 @@
(define* (configure #:key inputs #:allow-other-keys)
"Replace Cargo.toml [dependencies] section with guix inputs."
+ ;; Make sure Cargo.toml is writeable when the crate uses git-fetch.
+ (chmod "Cargo.toml" #o644)
(let ((port (open-file "Cargo.toml" "a" #:encoding "utf-8")))
(format port "~%[replace]~%")
(for-each